| Identification | |
| Name: | Sodium thiosulfate pentahydrate |
| Synonyms: | Sodiumthiosulfate pentahydrate;Sodium thiosulfate;Disodium thiosulfate pentahydrate;Thiosulfuric acid (H2S2O3), disodium salt, pentahydrate; |
| CAS: | 10102-17-7 |
| EINECS: | 231-867-5 |
| Molecular Formula: | H10Na2O8S2 |
| Molecular Weight: | 248.17 |
| InChI: | InChI=1/2Na.H2O3S2.5H2O/c;;1-5(2,3)4;;;;;/h;;(H2,1,2,3,4);5*1H2/q2*+1;;;;;;/p-2 |
| Molecular Structure: |  |
| Properties | |
| Density: | 1.729 |
| Stability: | Stable. Incompatible with strong acids, iodine, mercury. |
| Solubility: | 680 g/L (20 ºC) |
| Appearance: | translucent crystals or white powder |
| Specification: |
Sodium thiosulfate pentahydrate , its CAS NO. is 10102-17-7, the synonyms are Ametox ; NBC-45624 ; Sodiumthiosulfate,pentahydrat ; Sulfothiorine ; Thiosulfuricacid(H2S2O3) disodiumsalt,pentahydrate ; Thiosulfuricacid,disodiumsalt,pentahydrate . |
| HS Code: | 28323000 |
| Storage Temperature: | Store at RT. |
| Color: | POWDER COLORLESS MONOCLINIC CRYSTALS |
| Usage: | Iodometry, photographic processing, gold extraction. |
| Safety Data | |
| Hazard Symbols |
Xi: Irritant
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